public class OpportunityAttachmentWper
{
public static Integer rCount =0;
public string attachmentId{get;set;}
public string Objects{get;set;}
public string objtype{get;set;}
public String ParentID{get;set;}
public string Title{get;set;}
public String LastModifiedDate{get;set;}
public String CreatedByID{get;set;}
public String LastModifiedID{get;set;}
public string LastModifiedBy{get;set;}
public string CreatedBy{get;set;}
public string AttachmentType{get;set;}
public Integer getRowID()
 {
   return rCount++;
 }
public void setRowID(Integer val){}
}